-er -ey c-- ccc cce ccm cco ccr ccs ccu ce- cec cee cem ceo cer ces ceu cey cmc cme cmm cmo cmr cms cmu cmy co- coc coe com coo cor cos cou coy crc cre crm cro crr crs cru cry csc cse csm cso csr css csu csy cuc cue cum cuo cur cus cuu cuy cyc cye cym cyo cyr cys ec- ecc ece ecm eco ecr ecs ecu eec eee eem eeo eer ees eey em- emc eme emm emo emr ems emu eo- eoc eoe eom eoo eor eos eou erc ere erm ero err ers eru ery es- esc ese esm eso esr ess esu esy eu- euc eue eur eus eyc eye eym eyo eyr eys m-o m-r mc- mcc mce mcm mco mcr mcs mcu mec mee mem meo mer mes meu mey mmc mme mmm mmo mmr mms mmu moc moe mom moo mor mos mou moy mrc mre mrm mro mrr mrs mru mry msc mse msm mso msr mss msu msy muc mue mum mur mus muu muy my- myc mye mym myo myr mys myu oc- occ ocm oco ocr ocs ocu oec oee oem oeo oer oes oey om- omc ome omm omo omr oms omu omy oo- ooc oom ooo oor oos or- orc ore orm oro orr ors oru ory os- osc ose osm oso osr oss osu ou- ouc oue oum ouo our ous oye oyo oys rcc rce rcm rco rcr rcs rcu re- rec ree rem reo rer res reu rey rmc rme rmm rmo rmr rms roc roe rom roo ror ros rou roy rrc rrm rrr rrs rru rsc rse rsm rso rsr rss rsu ruc rue rum ruo rur rus ruu ruy ry- ryc rye rym ryo ryr rys ryu ryy scc sce scm sco scr scs scu se- sec see sem seo ser ses seu sey smc sme smm smo smr sms smu smy soc soe som soo sor sos sou soy sr- src sre srm sro srr srs sry ss- ssc sse ssm sso ssr sss ssu suc sue sum suo sur sus suu suy sy- syc sye sym syr sys syu ucc uce ucm uco ucr ucs ucu uec uee uem uer ues uey um- umc ume umm umo umr ums umu uoc uoe uom uoo uor uos ur- urc ure urm uro urr urs uru ury usc use usm uso usr uss usu uuc uue uum uur uus uuu uyc uyo uys uyu ycc yce yco ycs ycu ycy yec yee yem yeo yer yes yey ymc yme ymm ymo yms yoc yoe yom yoo yor yos you yoy yrc yre yro yrs yru ysc yse ysm yso ysr yss ysu ysy yue yum yuo yur yus yuu yuy yyc yye yys yyu yyy